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 |
|---|---|---|---|---|---|
| 781-772 | COMCAST IP PHONE, LLC | 318J | WELLESLEY | MA | |
| 781-773 | COMCAST IP PHONE, LLC | 318J | HULL | MA | |
| 781-774 | VERIZON NEW ENGLAND INC. | 9102 | CANTON | MA | |
| 781-775 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WALTHAM | MA | |
| 781-776 | RCN TELECOM SERVICES, INC. - MA | 7619 | LYNNFIELD | MA | |
| 781-777 | COMCAST IP PHONE, LLC | 318J | ARLINGTON | MA | |
| 781-778 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LEXINGTON | MA | |
| 781-779 | COMCAST IP PHONE, LLC | 318J | READING | MA | |
| 781-780 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | LYNN | MA | |
| 781-782 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WOBURN | MA | |
| 781-783 | PAETEC ITEL, LLC | 829J | HINGHAM | MA | |
| 781-784 | VERIZON NEW ENGLAND INC. | 9102 | SHARON | MA | |
| 781-785 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | RANDOLPH | MA | |
| 781-786 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | WALTHAM | MA | |
| 781-787 | ONVOY, LLC - MA | 892D | WOBURN | MA | |
| 781-788 | VERIZON NEW ENGLAND INC. | 9102 | WALTHAM | MA | |
| 781-789 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | WEYMOUTH | MA | |
| 781-790 | COMCAST IP PHONE, LLC | 318J | WALTHAM | MA | |
| 781-791 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | BURLINGTON | MA | |
| 781-792 | VERIZON NEW ENGLAND INC. | 9102 | ROCKLAND | MA | |
| 781-793 | VERIZON NEW ENGLAND INC. | 9102 | SHARON | MA | |
| 781-794 | VERIZON NEW ENGLAND INC. | 9102 | BRAINTREE | MA | |
| 781-795 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | WALTHAM | MA | |
| 781-796 | VERIZON NEW ENGLAND INC. | 9102 | BRAINTREE | MA | |
| 781-799 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | STONEHAM | MA | |
| 781-802 | MA | ||||
| 781-803 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WEYMOUTH | MA | |
| 781-807 | COMCAST IP PHONE, LLC | 318J | RANDOLPH | MA | |
| 781-808 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | REVERE | MA | |
| 781-810 | PAETEC ITEL, LLC | 829J | WALTHAM | MA | |
| 781-811 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | MA | |
| 781-812 | COMCAST IP PHONE, LLC | 318J | WEYMOUTH | MA | |
| 781-814 | VERIZON NEW ENGLAND INC. | 9102 | XXXXXXXXXX | MA | |
| 781-817 | TC SYSTEMS, INC. | 7135 | BRAINTREE | MA | |
| 781-818 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | STOUGHTON | MA | |
| 781-819 | BANDWIDTH.COM CLEC, LLC - MA | 990E | ARLINGTON | MA | |
| 781-820 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | SAUGUS | MA | |
| 781-821 | VERIZON NEW ENGLAND INC. | 9102 | CANTON | MA | |
| 781-824 | RCN TELECOM SERVICES, INC. - MA | 7619 | RANDOLPH | MA | |
| 781-825 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | BURLINGTON | MA | |
| 781-826 | VERIZON NEW ENGLAND INC. | 9102 | HANOVER | MA | |
| 781-827 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | MEDFORD | MA | |
| 781-828 | VERIZON NEW ENGLAND INC. | 9102 | CANTON | MA | |
| 781-829 | VERIZON NEW ENGLAND INC. | 9102 | HANOVER | MA | |
| 781-830 | VERIZON NEW ENGLAND INC. | 9102 | CANTON | MA | |
| 781-831 | PAETEC ITEL, LLC | 829J | KINGSTON | MA | |
| 781-832 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | STONEHAM | MA | |
| 781-833 | VERIZON NEW ENGLAND INC. | 9102 | WALTHAM | MA | |
| 781-834 | VERIZON NEW ENGLAND INC. | 9102 | MARSHFIELD | MA | |
| 781-835 | TC SYSTEMS, INC. | 7135 | STONEHAM | 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.