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OCN 9714 · Underlying Local Exchange Carrier

Grid 4 Communications Inc - MI

d/b/a Grid 4 Communications Inc

Total blocks
85
Recent (18 mo)
0
Medium
0
Old
83
Area codes
7
States
1
Address
2755 Buckingham Ave, Suite 100
Birmingham, MI 48009-7555
Website
grid4.com
First assigned block
2006-05-01
Last assigned block
2017-06-29
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HQ — Birmingham, MI

Street view of Grid 4 Communications Inc - MI HQ
Street view
Satellite view of Grid 4 Communications Inc - MI HQ
Satellite

Block portfolio at a glance

By age

Old: 83Undated: 285blocks
  • Recent (0) — last 18 mo
  • Medium (0)
  • Old (83)
  • Undated (2)

Footprint by state

Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.

HawaiiAlaskaFloridaSouth CarolinaGeorgiaAlabamaNorth CarolinaTennesseeRhode IslandConnecticutMassachusettsMaineNew HampshireVermontNew YorkNew JerseyPennsylvaniaDelawareMarylandWest VirginiaKentuckyOhioMichigan (MI): 85 blocksWyomingMontanaIdahoWashingtonTexasCaliforniaArizonaNevadaUtahColoradoNew MexicoOregonNorth DakotaSouth DakotaNebraskaIowaMississippiIndianaIllinoisMinnesotaWisconsinMissouriArkansasOklahomaKansasLouisianaVirginiaDistrict of Columbia

Top area codes

Bars show total blocks; red overlay is recent.

24840586147341081010313894725171

Block assignments by year

46 06
10
11
12
14
15
16
17

Area codes

NPABlocksRecentLast
248 40 — 2017-06-29
586 14 — 2017-06-29
734 10 — 2015-02-27
810 10 — 2010-07-09
313 8 — 2017-06-29
947 2 — 2017-06-29
517 1 — 2006-08-07

States

StateBlocksRecent
MI 85 —