OCN

acronym: Oceania
Found on http://cdiac.ornl.gov/pns/acronyms.html#O

OCN

Oncology Certified Nurse
Found on http://www.encyclo.co.uk/local/20895

OCN

Operating Company Number - the OCN is a numeric field identifying the Local Service Provider (LSP) that has been assigned the NXX.
Found on http://www.puc.state.pa.us/telecom/areacode/area_code_dictionary.xhtml

OCN

OCN is a three letter abbreviation that stands for: OCN may also refer to: ...
Found on http://en.wikipedia.org/wiki/OCN
No exact match found