Zayo Group Holdings · Rate Limits
Zayo Group Rate Limits
Zayo Group does not publish API rate limits. The Tranzact partner API and any carrier-facing service APIs are partner-gated, with throttling enforced per partner agreement rather than via a public docs page.
1 Limits
Throttle: 429
FiberNetworkTelecomRate Limiting
Limits
Per-partner throttling (undocumented) account
see Zayo partner / Tranzact agreement
Zayo carrier APIs are not publicly documented; numbers are issued only to onboarded partners.
Policies
Partner gating
API access requires an established carrier / partner relationship; rate limits are communicated through the Zayo account team.
Backoff
Clients should implement exponential backoff with jitter on 429 / 5xx responses.