Guam Broadband Data
Guam is a thinner Form 477 book (4,577 records from 2 providers). DSL leads the mix; 1.6% of filings sit at ≥100 Mbps advertised max.
Data updated June 2026
4,577 Form 477 records, lower third (< 569,696)
Guam at a glance
In Guam, 0.0% of records are satellite and 0.0% fiber on a thinner 4,577-record book (DSL-led).
- 0.0%
- fiber share (below the 4.3% national share)
- 1.6%
- filings ≥100 Mbps max (-22.9 pp vs 24.6% national)
- 0.0%
- satellite share - available statewide
- widest footprint - 4,502 records
Shares are the percentage of this state's Form 477 deployment records using each technology category. Speed tiers are max-advertised download buckets, not measured retail speeds.
Guam broadband livability score
A single 0-100 verdict combining Guam's standing on 3 FCC Form 477-derived measures against every other tracked state and territory. A missing measure would drop out and redistribute its weight rather than deflate the score, not exercised on this build, since Guam reports all three.
4/100
Percentile-weighted across 3 of 3 measures
- Average download speed
- F 40 Mbps
4th percentile of 56 tracked
- Fiber availability
- F 0.0 %
4th percentile of 56 tracked
- Provider competition
- F 2.0 providers
5th percentile of 56 tracked
Guam's ≥100 Mbps filings trail the national Form 477 mix
Thin filing book: 1.6% of Guam records advertise ≥100 Mbps max, against 24.6% nationally (-22.9 pp).
- GU ≥100 Mbps share
- 1.6%
- All-state ≥100 Mbps share
- 24.6%
- GU vs national
- -22.9 pp
- GU avg max advertised
- 40 Mbps
Derivation: GU state_speed_tiers row vs SUM(state_speed_tiers); maxaddown buckets, not address-level availability or retail speed tests.
Guam vs all states by provider count
Where this state's Form 477 filer count sits among every state and territory on PlainBroadband
2 54th of 56 the lowest of 56 states
States, banded by distinct broadband providers filing Form 477
Each bar is a band; taller bars hold more states. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FCC Form 477 fixed broadband deployment · June 2020
Technology Breakdown
Guam broadband technologies by reported deployment records
FCC Form 477 fixed broadband deployment data (June 2020 status)
Full technology detail
Who Reports the Most in Guam
The providers carrying the largest share of Guam's Form 477 deployment records. TeleGuam Holdings, Inc. leads with 4,502 records.
Top providers in Guam by reported deployment records
FCC Form 477 fixed broadband deployment data (June 2020 status)
Full Provider List - Guam
| # | Provider | Records |
|---|---|---|
| 1 | TeleGuam Holdings, Inc. | 4,502 |
| 2 | NTT DoCoMo, Inc. | 75 |
Disclaimer: Data from FCC Form 477. For informational purposes only. Coverage percentages are based on provider filings and may overstate actual availability at specific addresses. Speed figures represent maximum advertised speeds, not guaranteed performance. Always verify availability directly with providers.
Frequently Asked Questions
- Is Guam's Form 477 filing book unusually thin?
- Guam has 4,577 records from 2 providers, lower third (< 569,696). Thin books still matter when one technology or a few rural carriers dominate the mix.
- How does Guam's ≥100 Mbps advertised share compare nationally?
- 1.6% of Guam's Form 477 filings advertise ≥100 Mbps max download, versus 24.6% nationally (-22.9 pp). Tiers come from state_speed_tiers maxaddown buckets, not retail speed tests.
- What broadband technologies dominate Guam's filings?
- DSL-led mix: fiber 0.0%, cable 1.6%, DSL 98.4%, fixed wireless 0.0%, satellite 0.0% of Form 477 records.
Read our methodology - how this data is sourced, computed, and verified.
Read with this state
- Northern Mariana Islands (2 filers)
- American Samoa (2 filers)
- Virgin Islands (3 filers)
- Rhode Island (9 filers)
- Mix reading guide →
What to do with Guam's footprint
Provider count and record volume describe who files here, not what any one address can get.
- TeleGuam Holdings, Inc. leads Guam's filings with 4,502 records. Check its footprint across every other state it serves. TeleGuam Holdings, Inc. profile
- Compare against Northern Mariana Islands, a similarly-sized state by provider count. Compare to Northern Mariana Islands
- Find your own speed tier and what technology mix typically delivers it. Speed tier finder
Figures are FCC Form 477 fixed-deployment data as of June 2020, the final Form 477 release, self-reported by census block. For current, address-level availability, use the FCC National Broadband Map.
State-level figures reflect reported provider footprint, not a real-time or address-level availability check.