Chain

An enumeration of supported Ethereum chain IDs. Compatible with ChainList. Operational coverage and rollout status for these networks are summarized on the Data Catalog Coverage page.

Values

Value	Description	Status
`1`	Ethereum Mainnet	✅ Supported
`10`	Optimism	🔵 Investigation
`56`	BNB Chain	🔵 Investigation
`130`	Unichain	🔵 Investigation
`137`	Polygon	🔵 Investigation
`146`	Sonic	🔵 Investigation
`5000`	Mantle	🔵 Investigation
`8453`	Base	🔵 Investigation
`42161`	Arbitrum	🔵 Investigation
`43114`	Avalanche C-Chain	🔵 Investigation
`59144`	Linea	🔵 Investigation

Need a chain prioritized? Contact support@blockdb.io directly and we will help scope timelines and requirements.

Last modified on March 21, 2026

Overview

SDKs

Account & Usage

EVM Endpoints

Enumerations

Values

​Values

Values