NumberResearchRecent prefix assignments
352 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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.
Most active assignees, last 30 days
New assignments by month
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 781-648 | VERIZON NEW ENGLAND INC. | 9102 | ARLINGTON | MA | |
| 781-649 | BANDWIDTH.COM CLEC, LLC - MA | 990E | READING | MA | |
| 781-651 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | LYNNFIELD | MA | |
| 781-652 | RCN TELECOM SERVICES, INC. - MA | 7619 | LEXINGTON | MA | |
| 781-653 | TC SYSTEMS, INC. | 7135 | BURLINGTON | MA | |
| 781-654 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | BRAINTREE | MA | |
| 781-655 | VERIZON NEW ENGLAND INC. | 9102 | MEDFORD | MA | |
| 781-657 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | NEEDHAM | MA | |
| 781-658 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MEDFORD | MA | |
| 781-659 | VERIZON NEW ENGLAND INC. | 9102 | NORWELL | MA | |
| 781-661 | ONVOY, LLC - MA | 892D | MALDEN | MA | |
| 781-662 | VERIZON NEW ENGLAND INC. | 9102 | MELROSE | MA | |
| 781-663 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WALTHAM | MA | |
| 781-664 | PAETEC ITEL, LLC | 829J | BRAINTREE | MA | |
| 781-665 | VERIZON NEW ENGLAND INC. | 9102 | MELROSE | MA | |
| 781-667 | BANDWIDTH.COM CLEC, LLC - MA | 990E | MALDEN | MA | |
| 781-668 | VERIZON NEW ENGLAND INC. | 9102 | NEEDHAM | MA | |
| 781-669 | BANDWIDTH.COM CLEC, LLC - MA | 990E | LEXINGTON | MA | |
| 781-670 | VERIZON NEW ENGLAND INC. | 9102 | READING | MA | |
| 781-671 | BANDWIDTH.COM CLEC, LLC - MA | 990E | LEXINGTON | MA | |
| 781-672 | VERIZON NEW ENGLAND INC. | 9102 | WALTHAM | MA | |
| 781-673 | BANDWIDTH.COM CLEC, LLC - MA | 990E | READING | MA | |
| 781-674 | VERIZON NEW ENGLAND INC. | 9102 | LEXINGTON | MA | |
| 781-675 | COMCAST IP PHONE, LLC | 318J | NEEDHAM | MA | |
| 781-676 | VERIZON NEW ENGLAND INC. | 9102 | LEXINGTON | MA | |
| 781-677 | VERIZON NEW ENGLAND INC. | 9102 | READING | MA | |
| 781-679 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | KINGSTON | MA | |
| 781-680 | TC SYSTEMS, INC. | 7135 | NORWOOD | MA | |
| 781-681 | VERIZON NEW ENGLAND INC. | 9102 | ROCKLAND | MA | |
| 781-682 | VERIZON NEW ENGLAND INC. | 9102 | WEYMOUTH | MA | |
| 781-683 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | WAKEFIELD | MA | |
| 781-684 | VERIZON NEW ENGLAND INC. | 9102 | WALTHAM | MA | |
| 781-685 | TC SYSTEMS, INC. | 7135 | BURLINGTON | MA | |
| 781-686 | COMCAST IP PHONE, LLC | 318J | DEDHAM | MA | |
| 781-687 | VERIZON NEW ENGLAND INC. | 9102 | LEXINGTON | MA | |
| 781-688 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | NORWOOD | MA | |
| 781-689 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | KINGSTON | MA | |
| 781-690 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | DEDHAM | MA | |
| 781-691 | METROPCS, INC. | 5562 | LYNN | MA | |
| 781-693 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WALTHAM | MA | |
| 781-694 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | WELLESLEY | MA | |
| 781-695 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | STOUGHTON | MA | |
| 781-696 | METROPCS, INC. | 5562 | WOBURN | MA | |
| 781-697 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WALTHAM | MA | |
| 781-698 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LEXINGTON | MA | |
| 781-700 | MA | ||||
| 781-701 | COMCAST IP PHONE, LLC | 318J | WALTHAM | MA | |
| 781-705 | BANDWIDTH.COM CLEC, LLC - MA | 990E | WELLESLEY | MA | |
| 781-707 | TC SYSTEMS, INC. | 7135 | NEEDHAM | MA | |
| 781-708 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | DEDHAM | MA |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.