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	Prefix	Description
	64.20.160.0/19	Crown Castle Fiber LLC
	64.20.160.0/20	Crown Castle Fiber LLC
	64.20.168.0/24	Crown Castle Fiber LLC
	64.20.175.0/24	FIDESSA CORPORATION
	64.20.176.0/20	Crown Castle Fiber LLC
	64.20.177.0/24	DREAM TEAM ASSOCIATES LLC
	64.20.178.0/24	DREAM TEAM ASSOCIATES LLC
	64.20.179.0/24	DREAM TEAM ASSOCIATES LLC
	64.20.180.0/24	Massachusetts Convention Center Authority
	64.20.186.0/24	ABRAHAM JOSHUA HESHEL SCHOOL
	64.20.187.0/24	THEORY LLC
	69.64.192.0/20	Crown Castle Fiber LLC
	69.64.192.0/19	Crown Castle Fiber LLC
	76.8.64.0/20	Crown Castle Fiber LLC
	209.148.32.0/20	Crown Castle Fiber LLC
	209.148.32.0/19	Crown Castle Fiber LLC
	209.148.48.0/20	Crown Castle Fiber LLC

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS46887	Crown Castle Fiber LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS46887	Crown Castle Fiber LLC	✔	✘
	AS23004	VIEWTRADE SECURITIES	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS23004	VIEWTRADE SECURITIES	✔	✘

ASHandle:       AS27506
OrgID:          CCFL-10
ASName:         
ASNumber:       27506
RegDate:        2003-03-19
Updated:        2024-03-04
Source:         ARIN



OrgID:          CCFL-10
OrgName:        Crown Castle Fiber LLC
CanAllocate:    
Street:         8020 Katy Freeway
City:           Houston
State/Prov:     TX
Country:        US
PostalCode:     77024
Comment:        https://www.crowncastle.com/
RegDate:        2023-07-12
Updated:        2026-02-19
OrgAdminHandle: CCIA3-ARIN
OrgTechHandle:  CCIA3-ARIN
OrgAbuseHandle: CCAR-ARIN
OrgNOCHandle:   CCNOC3-ARIN
Source:         ARIN





OrgAdminHandle:       CCIA3-ARIN
OrgAdminName:          Crown Castle IP Admin
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        CCIA3-ARIN
OrgTechName:           Crown Castle IP Admin
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       CCAR-ARIN
OrgAbuseName:          Crown Castle Abuse Reports
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         CCNOC3-ARIN
OrgNOCName:            Crown Castle Network Operations Center
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-13T03:25:35Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as2711:as-customers	187
RADB	as-ccf-test	1461
RADB	as27563:as-all	176
RADB	as-windstream-cust	2137
RADB	as-27506-transit	202
RADB	as-ccf	1514