| Q2A | Alaska | Premera Blue-Cross Blue-Shield of Alaska |
| Q2B | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2C | Virginia | Anthem Blue-Cross Blue-Shield of Virginia |
| Q2D | Indiana | Anthem Blue-Cross Blue-Shield of Indiana |
| Q2E | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2F | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2G | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2H | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2I | - | Prefix Unallocated/Not Assigned |
| Q2J | - | Prefix Unallocated/Not Assigned |
| Q2K | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2L | Michigan | Blue-Cross Blue-Shield of Michigan |
| Q2M | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2N | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2O | - | Prefix Unallocated/Not Assigned |
| Q2P | California | Anthem Blue-Cross |
| Q2Q | California | Anthem Blue-Cross |
| Q2R | California | Anthem Blue-Cross |
| Q2S | California | Anthem Blue-Cross |
| Q2T | California | Anthem Blue-Cross |
| Q2U | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut |
| Q2V | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania |
| Q2W | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q2X | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut |
| Q2Y | California | Anthem Blue-Cross |
| Q2Z | California | Anthem Blue-Cross |
| Q3A | - | Prefix Unallocated/Not Assigned |
| Q3B | - | Prefix Unallocated/Not Assigned |
| Q3C | - | Prefix Unallocated/Not Assigned |
| Q3D | California | Anthem Blue-Cross |
| Q3E | - | Prefix Unallocated/Not Assigned |
| Q3F | - | Prefix Unallocated/Not Assigned |
| Q3G | - | Prefix Unallocated/Not Assigned |
| Q3H | - | Prefix Unallocated/Not Assigned |
| Q3I | - | Prefix Unallocated/Not Assigned |
| Q3J | - | Prefix Unallocated/Not Assigned |
| Q3K | - | Prefix Unallocated/Not Assigned |
| Q3L | - | Prefix Unallocated/Not Assigned |
| Q3M | - | Prefix Unallocated/Not Assigned |
| Q3N | New York | Empire Blue-Cross Blue-Shield of New York |
| Q3O | - | Prefix Unallocated/Not Assigned |
| Q3P | - | Prefix Unallocated/Not Assigned |
| Q3Q | - | Prefix Unallocated/Not Assigned |
| Q3R | - | Prefix Unallocated/Not Assigned |
| Q3S | California | Anthem Blue-Cross |
| Q3T | - | Prefix Unallocated/Not Assigned |
| Q3U | - | Prefix Unallocated/Not Assigned |
| Q3V | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania |
| Q3W | - | Prefix Unallocated/Not Assigned |
| Q3X | - | Prefix Unallocated/Not Assigned |
| Q3Y | - | Prefix Unallocated/Not Assigned |
| Q3Z | - | Prefix Unallocated/Not Assigned |
| Q4A | New York | Empire Blue-Cross Blue-Shield of New York |
| Q4B | - | Prefix Unallocated/Not Assigned |
| Q4C | Vermont | Blue-Cross of Vermont |
| Q4D | - | Prefix Unallocated/Not Assigned |
| Q4E | - | Prefix Unallocated/Not Assigned |
| Q4F | - | Prefix Unallocated/Not Assigned |
| Q4G | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin |
| Q4H | - | Prefix Unallocated/Not Assigned |
| Q4I | - | Prefix Unallocated/Not Assigned |
| Q4J | - | Prefix Unallocated/Not Assigned |
| Q4K | - | Prefix Unallocated/Not Assigned |
| Q4L | - | Prefix Unallocated/Not Assigned |
| Q4M | Ohio | Anthem Blue-Cross Blue-Shield of Ohio |
| Q4N | - | Prefix Unallocated/Not Assigned |
| Q4O | - | Prefix Unallocated/Not Assigned |
| Q4P | - | Prefix Unallocated/Not Assigned |
| Q4Q | - | Prefix Unallocated/Not Assigned |
| Q4R | - | Prefix Unallocated/Not Assigned |
| Q4S | - | Prefix Unallocated/Not Assigned |
| Q4T | - | Prefix Unallocated/Not Assigned |
| Q4U | - | Prefix Unallocated/Not Assigned |
| Q4V | - | Prefix Unallocated/Not Assigned |
| Q4W | - | Prefix Unallocated/Not Assigned |
| Q4X | - | Prefix Unallocated/Not Assigned |
| Q4Y | - | Prefix Unallocated/Not Assigned |
| Q4Z | - | Prefix Unallocated/Not Assigned |
| Q5A | Colorado | Anthem Blue-Cross Blue-Shield of Colorado |
| Q5B | - | Prefix Unallocated/Not Assigned |
| Q5C | - | Prefix Unallocated/Not Assigned |
| Q5D | - | Prefix Unallocated/Not Assigned |
| Q5E | - | Prefix Unallocated/Not Assigned |
| Q5F | - | Prefix Unallocated/Not Assigned |
| Q5G | - | Prefix Unallocated/Not Assigned |
| Q5H | - | Prefix Unallocated/Not Assigned |
| Q5I | - | Prefix Unallocated/Not Assigned |
| Q5J | - | Prefix Unallocated/Not Assigned |
| Q5K | - | Prefix Unallocated/Not Assigned |
| Q5L | - | Prefix Unallocated/Not Assigned |
| Q5M | - | Prefix Unallocated/Not Assigned |
| Q5N | - | Prefix Unallocated/Not Assigned |
| Q5O | - | Prefix Unallocated/Not Assigned |
| Q5P | - | Prefix Unallocated/Not Assigned |
| Q5Q | Alaska | Premera Blue-Cross Blue-Shield of Alaska |
| Q5R | - | Prefix Unallocated/Not Assigned |
| Q5S | - | Prefix Unallocated/Not Assigned |
| Q5T | - | Prefix Unallocated/Not Assigned |
| Q5U | - | Prefix Unallocated/Not Assigned |
| Q5V | - | Prefix Unallocated/Not Assigned |
| Q5W | - | Prefix Unallocated/Not Assigned |
| Q5X | - | Prefix Unallocated/Not Assigned |
| Q5Y | - | Prefix Unallocated/Not Assigned |
| Q5Z | - | Prefix Unallocated/Not Assigned |
| Q6A | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin |
| Q6B | - | Prefix Unallocated/Not Assigned |
| Q6C | - | Prefix Unallocated/Not Assigned |
| Q6D | - | Prefix Unallocated/Not Assigned |
| Q6E | - | Prefix Unallocated/Not Assigned |
| Q6F | - | Prefix Unallocated/Not Assigned |
| Q6G | - | Prefix Unallocated/Not Assigned |
| Q6H | - | Prefix Unallocated/Not Assigned |
| Q6I | - | Prefix Unallocated/Not Assigned |
| Q6J | - | Prefix Unallocated/Not Assigned |
| Q6K | - | Prefix Unallocated/Not Assigned |
| Q6L | - | Prefix Unallocated/Not Assigned |
| Q6M | - | Prefix Unallocated/Not Assigned |
| Q6N | - | Prefix Unallocated/Not Assigned |
| Q6O | - | Prefix Unallocated/Not Assigned |
| Q6P | - | Prefix Unallocated/Not Assigned |
| Q6Q | - | Prefix Unallocated/Not Assigned |
| Q6R | - | Prefix Unallocated/Not Assigned |
| Q6S | - | Prefix Unallocated/Not Assigned |
| Q6T | - | Prefix Unallocated/Not Assigned |
| Q6U | - | Prefix Unallocated/Not Assigned |
| Q6V | - | Prefix Unallocated/Not Assigned |
| Q6W | - | Prefix Unallocated/Not Assigned |
| Q6X | - | Prefix Unallocated/Not Assigned |
| Q6Y | - | Prefix Unallocated/Not Assigned |
| Q6Z | - | Prefix Unallocated/Not Assigned |
| Q7A | - | Prefix Unallocated/Not Assigned |
| Q7B | - | Prefix Unallocated/Not Assigned |
| Q7C | California | Anthem Blue-Cross |
| Q7D | - | Prefix Unallocated/Not Assigned |
| Q7E | - | Prefix Unallocated/Not Assigned |
| Q7F | - | Prefix Unallocated/Not Assigned |
| Q7G | - | Prefix Unallocated/Not Assigned |
| Q7H | - | Prefix Unallocated/Not Assigned |
| Q7I | - | Prefix Unallocated/Not Assigned |
| Q7J | - | Prefix Unallocated/Not Assigned |
| Q7K | - | Prefix Unallocated/Not Assigned |
| Q7L | - | Prefix Unallocated/Not Assigned |
| Q7M | - | Prefix Unallocated/Not Assigned |
| Q7N | - | Prefix Unallocated/Not Assigned |
| Q7O | - | Prefix Unallocated/Not Assigned |
| Q7P | - | Prefix Unallocated/Not Assigned |
| Q7Q | - | Prefix Unallocated/Not Assigned |
| Q7R | - | Prefix Unallocated/Not Assigned |
| Q7S | - | Prefix Unallocated/Not Assigned |
| Q7T | - | Prefix Unallocated/Not Assigned |
| Q7U | - | Prefix Unallocated/Not Assigned |
| Q7V | - | Prefix Unallocated/Not Assigned |
| Q7W | - | Prefix Unallocated/Not Assigned |
| Q7X | - | Prefix Unallocated/Not Assigned |
| Q7Y | - | Prefix Unallocated/Not Assigned |
| Q7Z | - | Prefix Unallocated/Not Assigned |
| Q8A | - | Prefix Unallocated/Not Assigned |
| Q8B | - | Prefix Unallocated/Not Assigned |
| Q8C | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania |
| Q8D | - | Prefix Unallocated/Not Assigned |
| Q8E | - | Prefix Unallocated/Not Assigned |
| Q8F | - | Prefix Unallocated/Not Assigned |
| Q8G | - | Prefix Unallocated/Not Assigned |
| Q8H | - | Prefix Unallocated/Not Assigned |
| Q8I | - | Prefix Unallocated/Not Assigned |
| Q8J | - | Prefix Unallocated/Not Assigned |
| Q8K | - | Prefix Unallocated/Not Assigned |
| Q8L | - | Prefix Unallocated/Not Assigned |
| Q8M | - | Prefix Unallocated/Not Assigned |
| Q8N | - | Prefix Unallocated/Not Assigned |
| Q8O | - | Prefix Unallocated/Not Assigned |
| Q8P | - | Prefix Unallocated/Not Assigned |
| Q8Q | - | Prefix Unallocated/Not Assigned |
| Q8R | - | Prefix Unallocated/Not Assigned |
| Q8S | - | Prefix Unallocated/Not Assigned |
| Q8T | - | Prefix Unallocated/Not Assigned |
| Q8U | - | Prefix Unallocated/Not Assigned |
| Q8V | - | Prefix Unallocated/Not Assigned |
| Q8W | - | Prefix Unallocated/Not Assigned |
| Q8X | - | Prefix Unallocated/Not Assigned |
| Q8Y | - | Prefix Unallocated/Not Assigned |
| Q8Z | - | Prefix Unallocated/Not Assigned |
| Q9A | - | Prefix Unallocated/Not Assigned |
| Q9B | - | Prefix Unallocated/Not Assigned |
| Q9C | California | Anthem Blue-Cross |
| Q9D | - | Prefix Unallocated/Not Assigned |
| Q9E | - | Prefix Unallocated/Not Assigned |
| Q9F | - | Prefix Unallocated/Not Assigned |
| Q9G | - | Prefix Unallocated/Not Assigned |
| Q9H | - | Prefix Unallocated/Not Assigned |
| Q9I | - | Prefix Unallocated/Not Assigned |
| Q9J | - | Prefix Unallocated/Not Assigned |
| Q9K | - | Prefix Unallocated/Not Assigned |
| Q9L | - | Prefix Unallocated/Not Assigned |
| Q9M | - | Prefix Unallocated/Not Assigned |
| Q9N | - | Prefix Unallocated/Not Assigned |
| Q9O | - | Prefix Unallocated/Not Assigned |
| Q9P | - | Prefix Unallocated/Not Assigned |
| Q9Q | - | Prefix Unallocated/Not Assigned |
| Q9R | - | Prefix Unallocated/Not Assigned |
| Q9S | - | Prefix Unallocated/Not Assigned |
| Q9T | - | Prefix Unallocated/Not Assigned |
| Q9U | - | Prefix Unallocated/Not Assigned |
| Q9V | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania |
| Q9W | - | Prefix Unallocated/Not Assigned |
| Q9X | - | Prefix Unallocated/Not Assigned |
| Q9Y | - | Prefix Unallocated/Not Assigned |
| Q9Z | - | Prefix Unallocated/Not Assigned |