diff --git a/docs/geoUtils.md b/docs/geoUtils.md
index 7cc3df5..f6b9147 100644
--- a/docs/geoUtils.md
+++ b/docs/geoUtils.md
@@ -12,7 +12,7 @@
 - [**getMunicipalities()**](#getMunicipalities)
 - [**getCities()**](#getCities)
 - [**getCityById()**](#getCityById)
-- [**getCityRelations()**](#getCityRelations)
+- [**getCityAdministrativeDivision()**](#getCityAdministrativeDivision)
 - [**getGeographicRegions()**](#getGeographicRegions)
 - [**getGeographicRegionById()**](#getGeographicRegionById)
 - [**getPrefectures()**](#getPrefectures)
@@ -313,7 +313,7 @@ The functions dealing with postal codes is listed below:
 
 ---
 
-### getCityRelations()<a id='getCityRelations'></a>
+### getCityAdministrativeDivision()<a id='getCityAdministrativeDivision'></a>
 
 **Description**: Retrieves city relations by its ID and entity.
 
diff --git a/src/__tests__/geoUtils.test.ts b/src/__tests__/geoUtils.test.ts
index a08cf2d..faa92bb 100644
--- a/src/__tests__/geoUtils.test.ts
+++ b/src/__tests__/geoUtils.test.ts
@@ -22,8 +22,8 @@ import {
   getAllPostalCodes,
   getAllTaxOffices,
   getCities,
+  getCityAdministrativeDivision,
   getCityById,
-  getCityRelations,
   getGeographicRegionById,
   getGeographicRegions,
   getMunicipalities,
@@ -518,7 +518,7 @@ describe("getCityById", () => {
   });
 });
 
-describe("getCityRelations", () => {
+describe("getCityAdministrativeDivision", () => {
   const locale = "el";
 
   it("should return a Region when entity is region", () => {
@@ -530,7 +530,7 @@ describe("getCityRelations", () => {
       seat: "Αθήνα",
     };
 
-    expect(getCityRelations(options)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options)).toEqual(expectedData);
   });
 
   it('should return a Unit when entity is "unit"', () => {
@@ -543,7 +543,7 @@ describe("getCityRelations", () => {
       carPlatesPattern: [],
     };
 
-    expect(getCityRelations(options)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options)).toEqual(expectedData);
   });
 
   it.skip('should return a RegionWithoutUnits when entity is "municipality"', () => {
@@ -559,7 +559,7 @@ describe("getCityRelations", () => {
       },
     };
 
-    expect(getCityRelations(options)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options)).toEqual(expectedData);
   });
 
   it('should return a Prefecture when entity is "prefecture"', () => {
@@ -575,14 +575,14 @@ describe("getCityRelations", () => {
       },
     };
 
-    expect(getCityRelations(options)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options)).toEqual(expectedData);
   });
 
   it("should return undefined when entity is not recognized", () => {
     const options = { id: 1, locale, entity: "asdf" };
     const expectedData = undefined;
 
-    expect(getCityRelations(options as FindByCityRelationsOptions)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options as FindByCityRelationsOptions)).toEqual(expectedData);
   });
 
   it("should return undefined when id has no relations", () => {
@@ -593,10 +593,10 @@ describe("getCityRelations", () => {
     const options4: FindByCityRelationsOptions = { id: 50, locale, entity: "prefecture" };
     const expectedData = undefined;
 
-    expect(getCityRelations(options1)).toEqual(expectedData);
-    expect(getCityRelations(options2)).toEqual(expectedData);
-    expect(getCityRelations(options3)).toEqual(expectedData);
-    expect(getCityRelations(options4)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options1)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options2)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options3)).toEqual(expectedData);
+    expect(getCityAdministrativeDivision(options4)).toEqual(expectedData);
   });
 });
 
diff --git a/src/geoUtils.ts b/src/geoUtils.ts
index 9feccd2..702062d 100644
--- a/src/geoUtils.ts
+++ b/src/geoUtils.ts
@@ -227,7 +227,7 @@ type CityRelations = Region | Unit | Municipality | Prefecture | undefined;
  * @param {("region"|"unit"|"municipality"|"prefecture")} options.entity - The type of related entity to retrieve.
  * @returns {Region|Unit|RegionWithoutUnits|Prefecture|undefined} - The related entity based on the specified type, or `undefined` if not found.
  */
-export function getCityRelations(options: FindByCityRelationsOptions): CityRelations {
+export function getCityAdministrativeDivision(options: FindByCityRelationsOptions): CityRelations {
   const { id, locale = "el", entity } = options;
   const city = getCityById({ id, locale });