Local Calling Guide
Area code/prefix search
NPA: 667
[Rate centres in NPA 667]
[Dial plan for NPA 667]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-758
| A |
Silver Run |
MD |
BLTQMD01AMD |
965H FRACTEL, LLC |
238 |
|
|
|
| 667-758
| 0 |
Silver Run |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-03-06 |
|
| 667-758
| 1 |
Silver Run |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-03-06 |
|
| 667-758
| 2 |
Silver Run |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-07-12 |
|
| 667-758
| 3 |
Silver Run |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-07-12 |
|
| 667-758
| 4 |
Silver Run |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-05-23 |
|
| 667-758
| 6 |
Silver Run |
MD |
BLTQMD01AMD |
965H FRACTEL, LLC |
238 |
|
2020-09-12 |
|
| 667-758
| 8 |
Silver Run |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-03-04 |
|
| 667-758
| 9 |
Silver Run |
MD |
|
145J TERRA NOVA TELECOM INC. |
238 |
|
2025-07-21 |
|
| 667-766
| A |
Stevensville |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
|
|
| 667-766
| 1 |
Stevensville |
MD |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2023-12-31 |
|
| 667-766
| 2 |
Stevensville |
MD |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2022-02-03 |
|
| 667-766
| 3 |
Stevensville |
MD |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2022-02-03 |
|
| 667-766
| 4 |
Stevensville |
MD |
SLBRMD90BMD |
516J TON80 COMMUNICATIONS, LLC |
242 |
|
2022-04-04 |
|
| 667-766
| 6 |
Stevensville |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-07-12 |
|
| 667-766
| 7 |
Stevensville |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-17 |
|
| 667-766
| 8 |
Stevensville |
MD |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2021-05-27 |
|
| 667-766
| 9 |
Stevensville |
MD |
HGTWMD53DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
242 |
|
2024-03-22 |
|
| 667-767
| A |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
|
|
| 667-767
| 0 |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-18 |
|
| 667-767
| 1 |
St Michaels |
MD |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2022-03-14 |
|
| 667-767
| 2 |
St Michaels |
MD |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2021-05-27 |
|
| 667-767
| 3 |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-09-25 |
|
| 667-767
| 4 |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-21 |
|
| 667-767
| 5 |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-21 |
|
| 667-767
| 6 |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-17 |
|
| 667-767
| 7 |
St Michaels |
MD |
SLBRMDSBWMD |
073H TELNYX LLC |
242 |
|
2023-05-19 |
|
| 667-767
| 8 |
St Michaels |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-05-18 |
|
| 667-767
| 9 |
St Michaels |
MD |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2022-11-18 |
|
| 667-770
| A |
Baltimore |
MD |
BLTMMD915MD |
691H AIRUS, INC. - MD |
238 |
|
|
|
| 667-770
| 0 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 1 |
Baltimore |
MD |
BLTMMD915MD |
691H AIRUS, INC. - MD |
238 |
|
2015-09-21 |
|
| 667-770
| 2 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 3 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 4 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 5 |
Baltimore |
MD |
BLTMMDCHXVX |
321J HD CARRIER LLC |
238 |
|
2020-05-02 |
|
| 667-770
| 6 |
Baltimore |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2019-06-13 |
|
| 667-770
| 7 |
Baltimore |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2019-06-13 |
|
| 667-770
| 8 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 9 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-771
| A |
Baltimore |
MD |
BLTMMDCHYMD |
530H WIDE VOICE, LLC - MD |
238 |
|
|
|
| 667-771
| 0 |
Baltimore |
MD |
BLTMMDCHPMD |
820C INTRADO COMMUNICATIONS, LLC |
238 |
|
2016-08-20 |
|
| 667-771
| 1 |
Baltimore |
MD |
BLTMMDCHYMD |
530H WIDE VOICE, LLC - MD |
238 |
|
2016-02-04 |
|
| 667-771
| 2 |
Baltimore |
MD |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 3 |
Baltimore |
MD |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 4 |
Baltimore |
MD |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 5 |
Baltimore |
MD |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 6 |
Baltimore |
MD |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 7 |
Baltimore |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-11-05 |
|
| 667-771
| 8 |
Baltimore |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-11-05 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 >>
Last updated: Sun, 17 May 2026 03:26:51 UTC
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