diff --git a/apps/edr-freight-api/src/modules/first-mile/first-mile.service.ts b/apps/edr-freight-api/src/modules/first-mile/first-mile.service.ts
index 7cdf6398b..5c12d94ee 100644
--- a/apps/edr-freight-api/src/modules/first-mile/first-mile.service.ts
+++ b/apps/edr-freight-api/src/modules/first-mile/first-mile.service.ts
@@ -208,6 +208,7 @@ export class FirstMileService {
           originYard: true,
           destinationYard: true,
           cargoType: true,
+          bookingContainers: { containerType: true, units: true },
         },
         vehicle: true,
         vehicleAssignments: { vehicle: true },
@@ -255,6 +256,7 @@ export class FirstMileService {
           originYard: true,
           destinationYard: true,
           cargoType: true,
+          bookingContainers: { containerType: true, units: true },
         },
         vehicle: true,
         vehicleAssignments: { vehicle: true },
diff --git a/apps/edr-freight-api/src/modules/last-mile/last-mile.service.ts b/apps/edr-freight-api/src/modules/last-mile/last-mile.service.ts
index a42ce289a..22f25a6aa 100644
--- a/apps/edr-freight-api/src/modules/last-mile/last-mile.service.ts
+++ b/apps/edr-freight-api/src/modules/last-mile/last-mile.service.ts
@@ -170,7 +170,7 @@ export class LastMileService {
     const [data, total] = await this.lastMileRepository.findAndCount({
       where,
       relations: {
-        booking: { company: true, serviceType: true, originYard: true, destinationYard: true, cargoType: true, bookingContainers: { containerType: true } },
+        booking: { company: true, serviceType: true, originYard: true, destinationYard: true, cargoType: true, bookingContainers: { containerType: true, units: true } },
         vehicle: true,
         vehicleAssignments: { vehicle: true },
       },
@@ -195,7 +195,7 @@ export class LastMileService {
   async findById(id: string): Promise<LastMile> {
     const record = await this.lastMileRepository.findById(id, {
       relations: {
-        booking: { company: true, serviceType: true, originYard: true, destinationYard: true, cargoType: true, bookingContainers: { containerType: true } },
+        booking: { company: true, serviceType: true, originYard: true, destinationYard: true, cargoType: true, bookingContainers: { containerType: true, units: true } },
         vehicle: true,
         vehicleAssignments: { vehicle: true },
       },
diff --git a/apps/edr-freight-web/backoffice/src/pages/operations/FirstMilePage.tsx b/apps/edr-freight-web/backoffice/src/pages/operations/FirstMilePage.tsx
index c3dac97d8..56d84470b 100644
--- a/apps/edr-freight-web/backoffice/src/pages/operations/FirstMilePage.tsx
+++ b/apps/edr-freight-web/backoffice/src/pages/operations/FirstMilePage.tsx
@@ -116,11 +116,25 @@ const vehicleLabel = (record: FirstMileRecord) => {
 const isAssigned = (record: FirstMileRecord) =>
   Boolean(record.vehicleId) || Boolean(record.vehicleAssignments?.length);
 
-/** Container numbers on a booking, in line order (skips lines without one). */
-const bookingContainerNumbers = (record: FirstMileRecord): string[] =>
-  (record.booking?.bookingContainers ?? [])
-    .map((c) => c.containerNumber)
-    .filter((n): n is string => Boolean(n));
+/** Real per-physical-container numbers on a booking, in order. Prefers each
+ *  line's `units` (the actual numbers) over the line-level number (often a
+ *  "TBD-…" placeholder). One entry per physical container, for per-truck prefill. */
+const bookingContainerNumbers = (record: FirstMileRecord): string[] => {
+  const out: string[] = [];
+  const real = (n?: string | null): n is string =>
+    Boolean(n) && !/^TBD/i.test(n!.trim());
+  for (const c of record.booking?.bookingContainers ?? []) {
+    const units = [...(c.units ?? [])].sort(
+      (a, b) => (a.sortOrder ?? 0) - (b.sortOrder ?? 0),
+    );
+    if (units.length) {
+      for (const u of units) if (real(u.containerNumber)) out.push(u.containerNumber!);
+    } else if (real(c.containerNumber)) {
+      out.push(c.containerNumber!);
+    }
+  }
+  return out;
+};
 
 /** Progress stages of the first-mile pickup workflow, for the detail stepper. */
 const computeFirstMileSteps = (record: FirstMileRecord): LastMileStepState[] => {
diff --git a/apps/edr-freight-web/backoffice/src/pages/operations/LastMilePage.tsx b/apps/edr-freight-web/backoffice/src/pages/operations/LastMilePage.tsx
index d7545fd7b..a43790346 100644
--- a/apps/edr-freight-web/backoffice/src/pages/operations/LastMilePage.tsx
+++ b/apps/edr-freight-web/backoffice/src/pages/operations/LastMilePage.tsx
@@ -128,11 +128,25 @@ const requiredVehicles = (record: LastMileRecord) => {
   return n > 0 ? Math.ceil(n / CONTAINERS_PER_VEHICLE) : 0;
 };
 
-/** Container numbers on a booking, in line order (skips lines without one). */
-const bookingContainerNumbers = (record: LastMileRecord): string[] =>
-  (record.booking?.bookingContainers ?? [])
-    .map((c) => c.containerNumber)
-    .filter((n): n is string => Boolean(n));
+/** Real per-physical-container numbers on a booking, in order. Prefers each
+ *  line's `units` (the actual numbers) over the line-level number (often a
+ *  "TBD-…" placeholder). One entry per physical container, for per-truck prefill. */
+const bookingContainerNumbers = (record: LastMileRecord): string[] => {
+  const out: string[] = [];
+  const real = (n?: string | null): n is string =>
+    Boolean(n) && !/^TBD/i.test(n!.trim());
+  for (const c of record.booking?.bookingContainers ?? []) {
+    const units = [...(c.units ?? [])].sort(
+      (a, b) => (a.sortOrder ?? 0) - (b.sortOrder ?? 0),
+    );
+    if (units.length) {
+      for (const u of units) if (real(u.containerNumber)) out.push(u.containerNumber!);
+    } else if (real(c.containerNumber)) {
+      out.push(c.containerNumber!);
+    }
+  }
+  return out;
+};
 
 /** Container badges for a booking: the container number when known, else the
  *  type × quantity. */
diff --git a/apps/edr-freight-web/backoffice/src/services/first-mile.service.ts b/apps/edr-freight-web/backoffice/src/services/first-mile.service.ts
index ab5dfb7d9..6fc80a282 100644
--- a/apps/edr-freight-web/backoffice/src/services/first-mile.service.ts
+++ b/apps/edr-freight-web/backoffice/src/services/first-mile.service.ts
@@ -30,6 +30,9 @@ export interface FirstMileBooking {
     containerNumber?: string | null;
     containerSize?: string | null;
     containerType?: { id: string; name?: string; label?: string; code?: string } | null;
+    /** Physical containers under this line — their real numbers (line-level
+     *  containerNumber is often a TBD placeholder). */
+    units?: Array<{ id: string; containerNumber?: string | null; sortOrder?: number }>;
   }>;
 }
 
diff --git a/apps/edr-freight-web/backoffice/src/services/last-mile.service.ts b/apps/edr-freight-web/backoffice/src/services/last-mile.service.ts
index 2f8a1cec5..88e4bb9c0 100644
--- a/apps/edr-freight-web/backoffice/src/services/last-mile.service.ts
+++ b/apps/edr-freight-web/backoffice/src/services/last-mile.service.ts
@@ -30,6 +30,9 @@ export interface LastMileBooking {
     containerNumber?: string | null;
     containerSize?: string | null;
     containerType?: { id: string; name?: string; label?: string; code?: string } | null;
+    /** Physical containers under this line — their real numbers (line-level
+     *  containerNumber is often a TBD placeholder). */
+    units?: Array<{ id: string; containerNumber?: string | null; sortOrder?: number }>;
   }>;
 }