NumberingData
Verified Nov 1, 2026 · Source: NANPA CO Code Assignment Records

PETERSHAM prefixes in area code 978

NANPA records 5 assigned NXX blocks to rate center PETERSHAM in area code 978, 0.6% of the 773 blocks assigned in the code. A rate center is the billing geography a block is allocated to – NANPA truncates the name to ten characters, so read it as a NANPA label rather than a town. 4 holders hold those blocks, the largest being LEVEL 3 COMMUNICATIONS, LLC - MA (2), ONVOY, LLC - MA (1), VERIZON NEW ENGLAND INC. (1). 5 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots.

5 assigned blocks – 0.6% of 978
4 holders of record
5 of them pooled in 1,000-number lots

Prefixes assigned here

PrefixHolder of recordAssignedPooledIn service
978-285 Onvoy ONVOY, LLC - MA – yes yes
978-301 Lumen LEVEL 3 COMMUNICATIONS, LLC - MA – yes yes
978-613 Lumen LEVEL 3 COMMUNICATIONS, LLC - MA – yes yes
978-724 Verizon VERIZON NEW ENGLAND INC. – yes yes
978-756 Windstream PAETEC ITEL, LLC – yes yes

The holder is who received the block from the numbering administrator. It is not necessarily the carrier serving a given number: numbers move with their owners, and a pooled block is shared.

Who holds the blocks

HolderBrandBlocksShare here
LEVEL 3 COMMUNICATIONS, LLC - MA Lumen 2 40%
ONVOY, LLC - MA Onvoy 1 20%
VERIZON NEW ENGLAND INC. Verizon 1 20%
PAETEC ITEL, LLC Windstream 1 20%

Frequently asked

Which prefixes belong to PETERSHAM in area code 978?

5 blocks: 285, 301, 613, 724, 756. The table above gives the holder of each.

Which carriers have numbers in PETERSHAM?

LEVEL 3 COMMUNICATIONS, LLC - MA (2 blocks), ONVOY, LLC - MA (1 block), VERIZON NEW ENGLAND INC. (1 block), PAETEC ITEL, LLC (1 block). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.

Is PETERSHAM a city?

It is a rate center – the unit NANPA allocates number blocks to. Its name is abbreviated to ten characters and is not necessarily a settlement: we print it as recorded rather than guess at the full name.

Other rate centers in 978

All 773 prefixes in 978