NumberResearchRecent prefix assignments
0 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 914-460 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN07 | NY | |
| 914-461 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN08 | NY | |
| 914-500 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN03 | NY | |
| 914-602 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | MOUNTKISCO | NY | |
| 914-612 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN09 | NY | |
| 914-613 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN01 | NY | |
| 914-614 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WSCHSTZN08 | NY | |
| 914-652 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN02 | NY | |
| 914-653 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN09 | NY | |
| 914-801 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | PLEASANTVL | NY | |
| 914-821 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN08 | NY | |
| 914-822 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN01 | NY | |
| 914-825 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN06 | NY | |
| 914-826 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN04 | NY | |
| 914-829 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN07 | NY | |
| 914-840 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | MT VERNON | NY | |
| 914-846 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN07 | NY | |
| 914-847 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN07 | NY | |
| 914-848 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN09 | NY | |
| 914-872 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN08 | NY | |
| 914-873 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN06 | NY | |
| 914-874 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN05 | NY | |
| 914-881 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | WSCHSTZN09 | NY | |
| 914-898 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN08 | NY | |
| 914-919 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | PLEASANTVL | NY | |
| 914-996 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN09 | NY | |
| 914-998 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN06 | NY | |
| 916-200 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | FAIR OAKS | CA | |
| 916-266 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SCRM MAIN | CA | |
| 916-356 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | FOLSOM | CA | |
| 916-377 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | FOLSOM | CA | |
| 916-384 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | SCRM MAIN | CA | |
| 916-403 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | SCRM MAIN | CA | |
| 916-414 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | SCRM MAIN | CA | |
| 916-431 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | SCRM MAIN | CA | |
| 916-473 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SCRM NORTH | CA | |
| 916-526 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | FAIR OAKS | CA | |
| 916-543 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LINCOLN | CA | |
| 916-576 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | SCRM NORTH | CA | |
| 916-577 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SO PLACER | CA | |
| 916-605 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7128 | FOLSOM | CA | |
| 916-669 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SCRM MAIN | CA | |
| 916-670 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | ELK GROVE | CA | |
| 916-671 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | FAIR OAKS | CA | |
| 916-673 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | FOLSOM | CA | |
| 916-675 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | RIO LINDA | CA | |
| 916-676 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | RSVL CTHT | CA | |
| 916-677 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | RSVL MAIN | CA | |
| 916-679 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SCRM NORTH | CA | |
| 916-943 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | RIO LINDA | CA |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.