Entity code (NRBE, Banco de España) 1000: Instituto de Crédito Oficial
Spain bank code 1000 belongs to Instituto de Crédito Oficial, BIC ICROESMMXXX. Data from the official directory.
- Institution
- Instituto de Crédito Oficial
- Entity code (NRBE, Banco de España)
- 1000
- BIC / SWIFT
- ICROESMMXXX candidate
- LEI
- PJQDPSI1D8J2Q1IM3G17
- Position in the IBAN
- characters 5–8 (ESkk…)
- SEPA Instant
- No verified BIC
Source: Banco de España · data as of 29 October 2026. Fuente: Elaboración propia a partir de datos de la web del Banco de España (www.bde.es).
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Frequently asked questions
Which bank is code 1000 in Spain?
Instituto de Crédito Oficial.
Where does this code appear in the IBAN?
In Spain IBANs (24 characters), the bank code occupies characters 5 to 8.