diff --git a/lib/main/general-validators.ts b/lib/main/general-validators.ts
index ae5fe27..9cc05ca 100644
--- a/lib/main/general-validators.ts
+++ b/lib/main/general-validators.ts
@@ -213,7 +213,7 @@ export const isLanNumberValidator = (value: string, country?: string): boolean =
     NZ: /^[A-Za-z0-9]{15,16}$/,
     SG: /^[A-Za-z0-9]{1,14}$/,
     TW: /^[A-Za-z0-9]{1,22}$/,
-    US: /^[A-Za-z0-9]{10,30}$/,
+    US: /^[A-Za-z0-9]{9,30}$/,
   }
   const defaultRule = /^[A-Za-z0-9]{1,22}$/
   return !!value.replace(/ /g, '').match(lanCountriesRules[country] ? lanCountriesRules[country] : defaultRule)
diff --git a/test/general-validators.spec.ts b/test/general-validators.spec.ts
index 6e46ae9..5da1508 100644
--- a/test/general-validators.spec.ts
+++ b/test/general-validators.spec.ts
@@ -282,7 +282,7 @@ describe('Validators', () => {
     { country: 'NZ', min: 15, max: 16 },
     { country: 'SG', min: 1, max: 14 },
     { country: 'TW', min: 1, max: 22 },
-    { country: 'US', min: 10, max: 30 },
+    { country: 'US', min: 9, max: 30 },
     { country: 'OTHER', min: 1, max: 22 },
     { country: undefined, min: 1, max: 22 },
   ].forEach(({ country, min, max }) =>