{
  "source": "fin.codes source-stamped bank profile and labeled routing dataset",
  "canonical_url": "https://fin.codes/routing-number/273973320",
  "data": {
    "number": "273973320",
    "bankSlug": "1st-gateway",
    "bankName": "1ST Gateway",
    "bankShortName": "1ST Gateway",
    "bankType": "credit-union",
    "hqCity": "Camanche",
    "hqState": "IA",
    "kind": "ach",
    "transferTypes": [
      "ACH",
      "domestic wire"
    ],
    "label": "1ST Gateway cross-checked routing number",
    "state": "IA",
    "verificationStatus": "cross-checked",
    "statusNote": "Cross-checked across 5 public candidate source families; not verified against an official bank source.",
    "sourceName": "5 public routing candidate source families",
    "sourceUrl": "https://github.com/moov-io/fed",
    "crossCheckSourceCount": 5,
    "lastReviewed": "2026-06-28"
  }
}